.travis.yml

language: r
sudo: false

# Use newer version of PhantomJS than is installed by default on basic R image.
# Code referenced from:
#   https://github.com/travis-ci/travis-ci/issues/3225#issuecomment-255500144
cache:
  packages: true
  directories:
    - "travis_phantomjs"
before_install:
  - "export PHANTOMJS_VERSION=2.1.1"
  - "phantomjs --version"
  - "export PATH=$PWD/travis_phantomjs/phantomjs-$PHANTOMJS_VERSION-linux-x86_64/bin:$PATH"
  - "hash -r"
  - "phantomjs --version"
  - "if [ $(phantomjs --version) != $PHANTOMJS_VERSION ]; then rm -rf $PWD/travis_phantomjs; mkdir -p $PWD/travis_phantomjs; fi"
  - "if [ $(phantomjs --version) != $PHANTOMJS_VERSION ]; then wget https://github.com/Medium/phantomjs/releases/download/v$PHANTOMJS_VERSION/phantomjs-$PHANTOMJS_VERSION-linux-x86_64.tar.bz2 -O $PWD/travis_phantomjs/phantomjs-$PHANTOMJS_VERSION-linux-x86_64.tar.bz2; fi"
  - "if [ $(phantomjs --version) != $PHANTOMJS_VERSION ]; then tar -xvf $PWD/travis_phantomjs/phantomjs-$PHANTOMJS_VERSION-linux-x86_64.tar.bz2 -C $PWD/travis_phantomjs; fi"
  - "if [ $(phantomjs --version) != $PHANTOMJS_VERSION ]; then hash -r; fi"
  - "phantomjs --version"

r:
 - release
 - devel
 - oldrel

r_github_packages:
  - rstudio/webdriver